APA (7th ed.) Citation

Sir, J. (2017). Ruska Agrese Proti Ukrajine. Karolinum.

Chicago Style (17th ed.) Citation

Sir, Jan. Ruska Agrese Proti Ukrajine. [Place of publication not identified]: Karolinum, 2017.

MLA (9th ed.) Citation

Sir, Jan. Ruska Agrese Proti Ukrajine. Karolinum, 2017.